It shouldn't be too slippy, and will improve grip as it weathers, but will need replacement in due course.

It is actually Ipe, a brazillian wood that has excellent rot resistance and weathering attributes. 3 times more dense than cedar and to quote an article "It has been ASTM-D143 tested and Ipe wood exceeds the American with Disabilities Act requirements for Static Coefficient of friction in a wet environment."

The entire area between both bldg A1 + A2 is directly over the shared parkade. I saw video footage of the van driving onto the area and was impressed how long the pedestals held up before failing under the vehicle weight